安装
Ubuntu:sudo apt-get/aptitude install monitCentOS:yum install monitFedora:dnf install monitSuse：yast2 -i monitArch:pacman -S monitGentoo:emerge monit
以下操作在
Welcome to Ubuntu 14.04.2 LTS (GNU/Linux 3.16.0-30-generic x86_64)
操作
monit -t #配置文件检测 monit #启动monit daemon monit -c /etc/monit/monitrc #启动monit daemon时指定配置文件 monit reload #当更新了配置文件需要重载 monit status #查看所有服务状态 monit status mysql #查看mysql服务状态 monit stop all #停止所有服务 monit stop mysql #查看mysql服务状态 monit start all #启动所有服务 monit start mysql #启动mysql服务 monit -V #查看版本
启动
monitmonit -V # 查看版本This is Monit version 5.6Copyright (C) 2001-2013 Tildeslash Ltd. All Rights Reserved.
配置
ls -lh /etc/monit/monitrc.d/|awk '{print $9}'|grep -v ^$ #该路径下有部分服务的监控配置，可参考使用
acpidapache2atcronmdadmmemcachedmysqlnginxopenntpdopenssh-serverpdns-recursorpostfixrsyslogsmartmontoolssnmpd
#
# Monit默认2分钟（120秒）检查下服务并把检查结果写入log中，log默认写入/var/log/monit.log中，以上内容均可以在配置文件中修改(set daemon 120) #cat /etc/monit/conf.d/servicesset daemon 60 #设置检测时间为60秒set logfile /var/log/monit.log #monit日志set mailserver smtp.163.com port 25 #设置邮件服务器username "xxxxxx" password "xxxxxxxx" #设置邮件user/pwset alert xx@xx.cn with reminder on 1 cycle#1个周期内状态变化发送alert邮件到指定的邮箱,可设置多个set mail-format {from: xxxxxx@163.comsubject: [$SERVICE] $EVENTmessage:[$SERVICE] $EVENTDate: $DATEAction: $ACTIONHost: $HOSTDescription: $DESCRIPTIONYour faithful employee,Monit }set httpd port 2812 use address 0.0.0.0 # only accept connection from localhost allow 0.0.0.0/0.0.0.0 # allow localhost to connect to the server and allow admin:monit # require user 'admin' with password 'monit'check process apache with pidfile /run/apache2/apache2.pid start program = "/etc/init.d/apache2 start" with timeout 60 seconds stop program = "/etc/init.d/apache2 stop" if failed host 192.168.28.134 port 80 protocol http then restartcheck process sshd with pidfile /var/run/sshd.pid start program "/etc/init.d/ssh start" stop program "/etc/init.d/ssh stop" if failed port 22 protocol ssh then restart if 5 restarts within 5 cycles then timeoutcheck process mysql with pidfile /run/mysqld/mysqld.pid start program = "/etc/init.d/mysql start" stop program = "/etc/init.d/mysql stop" if failed host 127.0.0.1 port 3306 protocol mysql then alert#check filesystem rootfs with path /data# if space usage > 80% for 3 times within 3 cycles then alert#check filesystem rootfs with path /data# if inode usage > 80% for 3 times within 3 cycles then alert#check system 192.168.28.134# if loadavg (1min) > 4 then alert# if loadavg (5min) > 2 then alert# if memory usage > 75% then alert# if cpu usage (user) > 70% then alert# if cpu usage (system) > 30% then alert# if cpu usage(wait) > 20% then alert 
如果你想更加深入的学习monit，请点击：